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1011010101112 = 231111488751149
BaseRepresentation
bin11101011011001001110…
…01011101111101111000
310120122121000212111211201
432231210321131331320
5113031022041213422
62052241315103544
7133020526032124
oct16554471357570
93518530774751
101011010101112
1135a848932910
12143b352a1bb4
137445131ba7b
1436d0c7c6584
151b47314d727
hexeb64e5df78

1011010101112 has 16 divisors (see below), whose sum is σ = 2067975207000. Its totient is φ = 459550045920.

The previous prime is 1011010101109. The next prime is 1011010101121. The reversal of 1011010101112 is 2111010101101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5744375487 + ... + 5744375662.

Almost surely, 21011010101112 is an apocalyptic number.

It is an amenable number.

1011010101112 is an abundant number, since it is smaller than the sum of its proper divisors (1056965105888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011010101112 is a wasteful number, since it uses less digits than its factorization.

1011010101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11488751166 (or 11488751162 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1011010101112 its reverse (2111010101101), we get a palindrome (3122020202213).

The spelling of 1011010101112 in words is "one trillion, eleven billion, ten million, one hundred one thousand, one hundred twelve".

Divisors: 1 2 4 8 11 22 44 88 11488751149 22977502298 45955004596 91910009192 126376262639 252752525278 505505050556 1011010101112